Removal and installation the front brake disc (Discovery 3)

Removal

1.

CAUTION: Never work on a vehicle supported only by a jack. Always support the vehicle with special stands.

Raise and support the vehicle.

2. Remove the wheel.

3. Disconnect the brake hose from the wheel knuckle. Remove the bolt.



4.

CAUTION: The brake pad wear indicator sensor is very easy to damage. Do not use a lever to remove the sensor. The operation must be performed manually.

Left side only: Disconnect the brake pad wear indicator sensor.

5. Remove the lower brake caliper bolt.



6. Remove the brake pads.

• Rotate the brake caliper upward.
• Remove the two clamps.

7. Remove the upper brake caliper bolt.





8.

CAUTION: Do not allow the brake caliper to hang by the brake hose.

Move the brake caliper housing to the side and tie it down.

9. Remove the brake caliper support bracket. Remove the two bolts.



10. Remove the brake disc. Remove the Torx head screw.

Installation

1. Make sure the contact surfaces of the brake disc and wheel hub are clean.



2. Install the brake disc. Tighten the Torx head screw. (tightening torque 35 Nm).

3.

CAUTION: Do not use compressed air to clean brake components. Dust from friction materials is harmful if inhaled.

Clean the brake caliper body and backing plate with a special brake cleaner.

4. Install the anchor plate. Tighten the bolts. (tightening torque 275 Nm).

5. Install the brake caliper housing and insert the upper bolt. Tighten the bolt. (tightening torque 32 Nm).

6. Install the brake pads. Install two clamps.

7. Turn the brake caliper down. Tighten the bolt. (tightening torque 35 Nm).

8. Connect the brake pad wear indicator sensor.

9. Install the brake hose bracket onto the knuckle. Tighten the bolt. (tightening torque 22 Nm).

10. Install the wheel. Tighten the wheel nuts. (tightening torque 140 Nm).

11. Press the brake pedal, check the level of working fluid in the brake hydraulic reservoir and top up if necessary.